#####                   
      ##...##                  
      #.....#                  
     ##WW#..#                  
    ##...##..#                 
   ##...## #.#                 
  ##...##   ..#                
  #...##     ..#               
 ##..##       .#               
 #..######    ..               
##.###...##                    
#..##.....##                   
#..#...#...#                   
#....####..#                   
#...##  #..##                  
##.##   ##..##                 
 ###     #...##                
        ##....##         ####  
        #......# ####   ##..## 
       ##.....####..#####....##
       #.......##....##.......#
       #..........#.......∩.∩.#
       #.........###..........#
       ##......### ##..##....##
        #.....##    ######..## 
        #......          ####  
        ##....#                
         ##..#                 
          ###